..:: Source code - 051null_comparison.js ::..

/**
 * comparison of null and empty string
 */

console.log(Boolean('' == null)); //false
console.log(Boolean('' === null)); //false
console.log(Boolean(0 === null)); //false
console.log(Boolean({} === null)); //false
console.log(Boolean({} == null)); //false

console.log('--------------');

var x = null;
if (!x) {
 console.log('x is null');
} else {
 console.log('x is not null');
}

..:: NodeJS Console - 051null_comparison.js ::..

false
false
false
false
false
--------------
x is null

$ps -aux | grep node (list all node processes)
sasa        1194  0.5  0.5 1305484 83912 ?       Ssl   2025 937:08 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa        1208  0.3  0.4 1304744 72004 ?       Ssl   2025 670:56 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1224  0.8  0.6 11829912 110264 ?     Ssl   2025 1489:16 node /home/sasa/dex8/dex8-www/server/index.js
sasa        1236  0.5  0.6 11818352 105268 ?     Ssl   2025 1061:17 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1257  0.3  0.4 1306968 72964 ?       Ssl   2025 681:30 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.4 1298092 68808 ?       Rsl   2025 669:46 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  4.5  3.4 12258812 571200 ?     Ssl   2025 8234:35 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1886  3.1  1.6 11955288 265872 ?     Ssl   2025 5631:52 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa     1214480  0.4  0.7 22311424 126372 ?     Ssl   2025 368:57 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214483  0.3  0.3 1100800 64964 ?       Ssl   2025 302:20 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214536  0.3  0.4 1100804 65692 ?       Ssl   2025 301:31 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214544  0.3  0.3 1100776 64744 ?       Ssl   2025 303:44 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214588  0.3  0.3 1100548 64040 ?       Ssl   2025 302:13 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214617  0.3  0.3 1100928 65364 ?       Ssl   2025 301:31 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214641  0.3  0.3 1100392 64012 ?       Ssl   2025 297:07 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214671  0.3  0.3 1099360 63428 ?       Ssl   2025 296:02 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1215731  0.7  0.7 11708296 123132 ?     Ssl   2025 675:12 node /home/sasa/dex8/dex8-api/starter.js
sasa     1216489  0.3  0.3 1100792 65072 ?       Ssl   2025 300:58 node /home/sasa/dex8/dex8-worker/starter.js
sasa     2509059  0.6  0.6 11830264 109028 ?     Ssl  Feb14 114:18 node /home/sasa/miko/miko-hr/server/index.js
sasa     2628167  0.8  0.8 1176664 132460 ?      Ssl   2025 1479:57 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     3168557  0.6  0.5 11801808 91188 ?      Ssl   2025 1052:05 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.5 11798920 84656 ?      Ssl   2025 845:33 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa     3264954  0.6  0.5 1330464 83156 ?       Ssl  Feb21  50:29 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa     3832236  0.3  0.3 1098588 62128 ?       Ssl  03:03   2:15 node /home/sasa/dex8/dex8-worker/starter.js
www-data 3882725  0.0  0.0   2608   596 ?        S    14:08   0:00 sh -c ps -aux | grep node
www-data 3882727  0.0  0.0   3304   656 ?        S    14:08   0:00 grep node